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#       http://www.apache.org/licenses/LICENSE-2.0
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import apache_beam as beam

from log_elements import LogElements

lines = [
    "apple orange grape banana apple banana",
    "banana orange banana papaya"
]

p = beam.Pipeline()

(p | beam.Create(lines)

   | beam.FlatMap(lambda sentence: sentence.split())
   | beam.combiners.Count.PerElement()
   | beam.Map(lambda (k, v): k + ":" + str(v))

   | LogElements())

p.run()
